WBJEE 2019 Physics Solved Paper
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Category - III (Q. 36 to Q. 40)
Carry 2 marks each and one or more option(s) is/are correct. If ail correct answers are not marked and also no incorrect answer is marked then score = 2 x number of correct answers marked + actual number of correct answers. If any wrong option is marked or if any combination including a wrong option is marked, the answer will be considered wrong, but there is no negative marking for the same and zero mark will be awarded.
Carry 2 marks each and one or more option(s) is/are correct. If ail correct answers are not marked and also no incorrect answer is marked then score = 2 x number of correct answers marked + actual number of correct answers. If any wrong option is marked or if any combination including a wrong option is marked, the answer will be considered wrong, but there is no negative marking for the same and zero mark will be awarded.
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Question : 38 of 40
Marks:
+1,
-0
A projectile thrown with an initial velocity of 10 m s − 1 at an angle a with the horizontal, has a range of 5 m . Taking g = 10 m s − 2 and neglecting air resistance, what will be the estimated value of α ?
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